Development Characteristics and Sensitivity Analysis of Expansive Soil Slope by Pengfei Jiang, Yuanyuan Kong, Zhenyu Song, Ruixin Zhao, Jiewei Zhan, Xuhui Lin

“…The undisturbed soil had typical nonlinear rheological property; The deformation rate of reconstituted was bigger; When the load was 50 kPa and 200 kPa, an expansion phenomena occurred in the sliding zone, which indicated that microstructure could influence the deformation. …”
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Presenting a neural network-based hybrid method for ADAS damper optimization in absorption of earthquake energy by Faezeh Nejati, Milad Jiyan

“…In this regard, Etabs software is used for the initial design of structures, nonlinear analysis, and optimization of OpenSees and Matlab software. …”
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Repetitive Control of Robotic Joint With Variable Impedance Utilizing Agonist-Antagonist Muscle Pair Structure Based on Virtual Trajectories by Kaho Umeda, Yinlai Jiang, Hiroshi Yokoi, Shunta Togo

“…We developed a robotic joint with an agonist-antagonist muscle pair structure that can easily change its mechanical impedance using a position-controlled motor combined with a grommet, which changes its stiffness nonlinearly with respect to elongation, in addition to a wire traction mechanism as the control target. …”
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Seismic Fragility Analysis of Bridge Group Pile Foundations considering Fluid-Pile-Soil Interaction by Chao Zhang, Chengwang Wu, Piguang Wang

“…Based on the analysis platform OpenSees, the three-dimensional finite model of the bridge pile foundation is developed, where the pile-water interaction is replaced by the added mass method, nonlinear p-y, t-z, and q-z elements are used to simulate pile-soil interaction, and the displacement of the surface ground motion due to seismic excitations is applied on all spring supports. …”
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Preparation of ZnAl layered double hydroxides supported by silica for the treatment of Cr(VI) and Cu(II) in aqueous solution by Fengrong Zhang, Luxing Liu, Cuilan Zhang, Dawei Shang, Lishun Wu

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Sinking Velocity Impact-Analysis for the Carrier-Based Aircraft Using the Response Surface Method-Based Improved Kriging Algorithm by Xiao-Feng Xue, Yuan-Zhuo Wang, Cheng Lu, Zhang Yun-Peng

“…Its impact analysis is a complex nonlinear problem, and there even is some contradictory phenomenon that when the approach velocity increases, the sinking velocity decreases under certain circumstances. …”
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Optimization of Fused Deposition Modeling Parameters for Mechanical Properties of Polylactic Acid Parts Based on Kriging and Cuckoo Search by Yuan Yang, Yiyang Wang, Bowen Xue, Changxu Wang, Bo Yang

“…Secondly, a Kriging-based prediction model for mechanical properties was constructed by learning sample data, and the nonlinear mapping relationship between process parameters and tensile strength was obtained. …”
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Cocompetitive Characteristics and Quantitative Design of Engineering Parameters for Coal Gas Predrainage Boreholes by Tong-qiang Xia, Jiao-fei He, Zi-long Li, Xiao-yan Sun, Dun-shuai Sun, Jian-hang Lu, Hao-jie Cui

“…Finally, Comsol With Matlab is used to solve the multiconstraint nonlinear optimization problem of gas drainage engineering parameters along coal seam in 18401 working face of Tunlan Coal Mine. …”
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Accelerated Modeling of Transients in Electromagnetic Devices Based on Magnetoelectric Substitution Circuits by Sergii Tykhovod, Ihor Orlovskyi

“…The method involves the use of nonlinear magnetoelectric substitution circuits for electromagnetic devices and a spectral method for representing solution functions using orthogonal polynomials. …”
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Sufficient conditions for the existence of path-factors with given properties by Hui Qin, Guowei Dai, Yuan Chen, Ting Jin, Yuan Yuan

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Optimisation of Longitudinal Seismic Energy Dissipation System for Straddle-type Monorail-Cum-Road Long-Span Cable-Stayed Bridge by Xiong Liang, Baomu Li, Xiaolu Liu, Linong Liang

“…To investigate the optimal longitudinal seismic energy dissipation system of straddle-type monorail-cum-road long-span cable-stayed bridges, the Niutianyang Bridge was selected as the engineering background, and the explicit time-domain dimension-reduced iteration method was adopted to carry out nonlinear time-history analysis. To consider the dynamic characteristics of longitudinal movable supports, the static and dynamic responses of four kinds of energy dissipation systems were studied, including longitudinal unconstrained, elastic cable, viscous damper, and speed lock-up devices. …”
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Technological innovation, trade openness, natural resources, clean energy on environmental sustainably: a competitive assessment between CO2 emission, ecological footprint, load ca... by Jie Sun, Md. Qamruzzaman

“…Employing advanced econometric techniques such as Dynamic Seemingly Unrelated Regression (DSUR), Cross-Sectionally Augmented Panel Unit Root (CUP-FM, CUP-BC), and nonlinear autoregressive distributed lag (ARDL) models, the research tests the Environmental Kuznets Curve (EKC) hypothesis and evaluates asymmetric effects of the variables. …”
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Fine Particle pH and its Impact on PM2.5 Control in a Megacity of Central China by Mingming Zheng, Ke Xu, Lianxin Yuan, Nan Chen, Menghua Cao

“…The effect of NHx control on PM2.5 reduction is nonlinearly affected by pH. It is directly effective at low pH, but more ammonia control is required before achieving effectiveness at high pH. …”
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Sensitivity Analysis with the Monte Carlo Method and Prediction of Atenolol Removal Using Modified Multiwalled Carbon Nanotubes Based on the Response Surface Method: Isotherm and K... by Mohammad Mehdi Amin, Nasrin Bagheri, Farzaneh Mohammadi, Bahare Dehdashti

“…Statistical analysis of variance (ANOVA) was performed by using the nonlinear second-order model of RSM. The influential parameters including contact time (min), adsorbent dosage (g/L), pH, and the initial concentration (mg/L) of ATN were investigated, and optimal conditions were determined. …”
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Seismic evaluation and retrofit of reinforced concrete structures by Mangeshkumar R. Shendkar, Adithya Tantri, Asha Udaya Rao

“…The structural analyses were performed for two 3-D models of the selected buildings are analysed. Nonlinear static adaptive pushover analysis method was used in Seismostruct software program for two different buildings. …”
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Below the Schwinger critical magnetic field value, quantum vacuum and gamma-ray bursts delay by Iver H. Brevik, Moshe M. Chaichian, Anca Tureanu

“…The latter is equivalent to the use of the Euler-Heisenberg effective theory in nonlinear electrodynamics, where the Lagrangian has now a term with a higher power, B4. …”
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Level of elderly-supportive infrastructure, fine particulate matter and cardiovascular disease hospitalisations: a time-stratified case-crossover study in Wuhan by Mengxue Qin, Xingyuan Liu, Luyao Wang, Tengchong Huang, Xiuran Zuo, Yuliang Zou

“…The correlation of PM2.5 with cardiovascular hospitalisations and the moderating role of elderly-supportive infrastructure were elucidated through the conditional logistic regression and z-test. Nonlinear relationships among variables were determined using restricted cubic splines. …”
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Flow characteristics in heated trapezoidal channels: A finite element method study of Reynolds number and fin design influences by Mohammed Riad Benouaz, Houssameddine Kandouci, Mohammed Ayad Alkhafaji, Noureddine Kaid, Alain M. Dikandé, Younes Menni, Giulio Lorenzini, Ali J. Chamkha

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Dynamic Analysis of Vehicle Track Coupling Based on Double Beam Track Model by Yayun Qi, Huanyun Dai, Jianjin Yang, Kun Xu

“…The rail was considered as double Timoshenko beam in this paper, applied to the vehicle track coupling dynamics model; the Hertz nonlinear method is used to calculate the wheel rail contact force. …”
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Device and Measuring Method the Moments of Rolling Resistance Forces on the Contact Spot by I. Z. Gilavdary, S. Mekid, N. N. Riznookaya

“…It is assumed that the adhesion forces can exhibit both dissipative properties and elastic properties, while elastic forces are independent of the strain rate.The originality of the method of measuring rolling resistance in this paper consists in using the method of nonlinear approximation of the dependence of the amplitude and period of swing of the pendulum on time. …”
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